Let's simplify high-level memory block selection when plugging in Sub Block Mode. No need for two separate loops when selecting memory blocks for plugging memory. Avoid passing the "online" state by simply obtaining the state in virtio_mem_sbm_plug_any_sb(). Signed-off-by: David Hildenbrand <david@redhat.com> Link: https://lore.kernel.org/r/20210602185720.31821-4-david@redhat.com Signed-off-by: Michael S. Tsirkin <mst@redhat.com>